Suppose You Take a Random Sample from a Normally Distributed $\mu$

question 24

Multiple Choice

Suppose you take a random sample from a normally distributed population with mean $\mu$ = 175 and compute the sample mean $$\bar { x }$$ . If $$\sigma _ { \bar { x } } ^ { 2 }$$ = 9, find P( $$\bar { x }$$ > 172) .

• A)0300
• B)0100
• C)1732
• D)0577
• E)8413

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A building technique where stones are laid overlapping each other slightly inward until they meet at the top, creating a self-supporting arch or dome.

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A collective or team of architects working together on architectural projects, designs, or studies.

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